PNEUMATIC PISTON OIL PUMP, PUMPMASTER 4, PM4 - 3:1, STUB
PNEUMATIC PISTON OIL PUMP, PUMPMASTER 4, PM4 - 3:1, STUB
PM4 series air operated piston pumps. Double acting air operated medium pressure high volume pumps for dispensing lubricants in medium size installations. Pumps include height adjustable 2” BSP (M) bung adaptor for drum and tank bung mounting. Built in port for optional pressure relief valve (PN 609 007). Air consumption with 6 bar (87 psi) air inlet pressure and 10 l/min (2.6 gal/min). Maximum free delivery at 7 (102 psi) bar. Maximum noise level measured at 1 m (3') from the pump, 7 bar (102 psi) air pressure and free delivery. Instruction book: 834808.
| Fluids | Oil |
| Compatible fluids | Oil, Transmission fluid |
| Pump mounting | Universal stub pump |
| Pressure ratio | 3:1 |
| Air pressure operating range | 1,5-10 bar (21,75-145 psi) |
| Air consumption | 285 NL/min (10 scfm) |
| Maximum outlet pressure | 30 bar (435 psi) |
| Air motor effective diameter | 60 mm (2,4") |
| Air motor stroke | 100 mm (4") |
| Delivery per cycle | 10 l (2,7 gal) |
| Cycles per minute (aprox.) | 85 cycles |
| Delivery | 10 l/min (2,7 gal/min) |
| Maximum free flow delivery | 42 l/min (11,1 gal/min) |
| Air inlet | 3/8" NPSM (F) |
| Fluid inlet | 1" BSP (F) |
| Fluid inlet type | Ball check |
| Fluid outlet | 3/4" NPSM (F) |
| Wetted materials | Aluminium, Steel, NBR, Polyurethane, PTFE |
| Pump tube material | Carbon steel |
| Sound level | 93 dB |
| Tube height | 200 mm (7,9") |
| Total height | 585 mm (23") |
| Weight | 5,7 kg (12,6 lb) |
Models
| Code | Fluids | Pump mounting | Fluid outlet | Tube height | Total height |
|---|---|---|---|---|---|
| 340120 | Oil | Universal stub pump | 3/4" NPSM (F) | 200 mm (7,9") | 585 mm (23") |
| 341120 | Oil | 205 l (55 gal) drum bung mounted | 3/4" NPSM (F) | 910 mm (35,8") | 1295 mm (51") |